Apple River, IL Political Map | Democrat & Republican Areas in Apple River

Apple River leans heavily Republican by roughly 32 points: about 34% of voters vote Democratic and 66% Republican.

 
Apple River, IL block-group political-lean map
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About 78% of adults in Apple River typically vote, above the U.S. average of about 62%. Among adults in Apple River, ~26% vote Democratic, ~52% Republican, and ~22% don't vote. The map below shows estimated turnout by block group.

Apple River, IL block-group voter-turnout map
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Lower turnout Higher turnout
Colorblind friendly off

How Apple River compares

Among cities within 25 miles, Apple River leans more Republican than 16 of 54 neighbors.

Apple River runs about 43 points more Republican than Illinois as a whole. Illinois leans Democratic overall, while Apple River is one of the few Republican-leaning pockets.

Politics vary noticeably by neighborhood within Apple River. The southeast side is the most Republican-leaning (R+41) and the south side is the least Republican-leaning (R+24), a spread of about 18 points.

Why Apple River leans the way it does

This analysis examined 14,881 data points per city to find what predicts political lean and turnout. The items below are a few correlations that stood out for Apple River, not a ranked or complete list of what matters most.

Apple River votes against the grain of Illinois. Illinois leans Democratic overall, while Apple River runs about 43 points more Republican.

Cholesterol-screening access and voter turnout

Places with high cholesterol-screening access tend to turn out at a higher rate; Apple River, IL sits in the top quarter nationally on this measure. Cholesterol screening does not drive turnout; it reflects income, insurance, and healthcare access.

Why turnout in Apple River looks the way it does

Turnout in Apple River sits close to the national pattern. Routine healthcare access, homeownership, education, and food security all land near their national averages here. Learn more about the findings and methodology on the political spectrum map.

Cities with Similar Populations

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Sources and methodology

Precinct-level voting records used to fit the model come from Illinois State Board of Elections, distributed by the Voting and Election Science Team. Demographic inputs come from the U.S. Census Bureau (ACS 5-year estimates and the 2020 Decennial Census). Health and environmental inputs come from the CDC (PLACES and the Environmental Justice Index). Land cover comes from the USGS and EPA. Election-day and lead-up weather come from PRISM 4km daily grids and the NOAA Global Historical Climatology Network. Mail-voting and election-administration patterns come from the MIT Election Lab's Survey of the Performance of American Elections. Block-group crime detail comes from CrimeGrade. Internet data and modeling support provided by ISPreports.org.

Modeling and analysis by the BestNeighborhood data science team. Full methodology and findings: political spectrum map.

Methodology reviewed by the BestNeighborhood data team. Last updated May 2026.